- a deep ravine or gulch, usually dry, that has been formed by running water.
- a small valley.
- a low-lying area.
- a small intermittent stream.
- a stream of lava.
- a flow of molten lava
- such lava when solidified
- a dry stream valley, especially a long steep-sided gorge or ravine that once carried melt water from a glacier
- a small intermittent stream in such a ravine
